Tagged Questions

a scripting language that allows web pages to present dynamic content to users, such as validation of web forms or automatic saving of data to reduce frustration or to allow visual effects otherwise impossible with HTML.

I am a firm believer sites should work perfectly fine for people who choose to disable Javascript while browsing any and all of the content.
However, when it comes to higher-level interaction (such ...

I have been working on a website which relies mainly on Ajax calls and jQuery to provide a rich user interface. Though the site looks just fine without JavaScript enabled. Some Features like Login and ...

Do you guys know any drawback of focusing on a text field on a web page ?
It's pretty useful when you know users will use this text field more than others (like on the google homepage), but it's a bit ...

We're trying to implement the most effective method of displaying duration it takes for user to complete a puzzle.
Looking for simplicity and accuracy.
I've added two examples that we've been working ...

I'm looking for an implementation and the (official) name of this kind of control where it's a inputbox where we can add multiple tags into it. By example, it is used in JIRA like this capture (and ...

Autofill is a good option for users who don't have an account. But it seems that how browsers determine how they'll implement autofill information varies. I'm not surprised of course. In Chrome, it's ...

I have web where content depends a lot on users geolocation. So it would be really nice to use W3C Geolocation API. When I do that, user is asked by browser authorization bar whether allow geolocation ...

Is there an official JavaScript logo/icon or there is no official logo or icon at all? If not, which icon do you consider to be the most representative when refering to JavaScript? I am just curious, ...

For a feature I'm currently working on implementing on my application (a pretty standard feature), it seems like I have to essentially disregard "graceful degradation." I'm referring, of course, to a ...

I am making a report that requires me to display some calculations as a percentage. Basically, I'm doing a database query for records matching a specific ID. The number returned becomes my denominator ...

Apparently "best practice" when creating DHTML widgets, such as menus etc., is to allow users to navigate to the widget using the tab key, and navigate within the widget using arrow keys. This follows ...

I've developed a paint application on the web using HTML5 Canvas element and JavaScript.
The user can select stuff he drew and then delete it using the Delete key on Windows (which is convenient in ...

My problem is this, that few people mention that a UI designer should not have knowledge of JavaScript they should only know html and css. But I believe that a UI designer should also have knowledge ...

I'm working on a registration form and it validates some parts while the user is still typing. For example, the username is being checked after each character is entered to see if it is available or ...

I'm a UI/UX designer and work for a start-up creating a web-based application serving a specific target audience. Although not required for my job, I'm trying to teach myself JavaScript and would like ...

Does anyone have some instances or cases where onepage web applications (for example, a lot of AngularJS apps) are inferior to full loading pages? I'm not including technology, SEO, etc. Only from a ...

This is for a debug app (programming) that prints additional information when the mouse is over a certain element.
For example, the app can display a list of class methods. When the user mouse over a ...

Say you have a side menu that opens from one side after clicking on an icon in a website. This menu would take more than 40% of the view-port in the horizontal direction.
If the user scrolls down, is ...

I encounter a lot of web applications that essentially implement a small windowing system inside the browser. On you web page there exist a number of little boxes that look like windows, which can be ...

I realise that I am no longer able to disable javascript from the preference setting of FireFox browser 27.0. As a developer, I always think about graceful degradation for my users. And I know how to ...

In the context of a widget on a website, what is the preferred way of changing the behavior of the arrow keys with JavaScript?
The user can't scroll with the arrow
keys and can use the arrow keys in
...